import 'package:freezed_annotation/freezed_annotation.dart';

part 'device.freezed.dart';
part 'device.g.dart';

/// API 有时返回完整对象，有时只返回整数 ID，需要容错
class _SafeDeviceTypeConverter
    implements JsonConverter<DeviceType?, Object?> {
  const _SafeDeviceTypeConverter();

  @override
  DeviceType? fromJson(Object? json) {
    if (json is Map<String, dynamic>) {
      return DeviceType.fromJson(json);
    }
    return null; // 整数 ID 或 null → 忽略
  }

  @override
  Object? toJson(DeviceType? object) => object?.toJson();
}

@freezed
abstract class DeviceType with _$DeviceType {
  const factory DeviceType({
    required int id,
    required String brand,
    required String productCode,
    required String name,
    @Default(true) bool isNetworkRequired,
    @Default(true) bool isActive,
    String? createdAt,
  }) = _DeviceType;

  factory DeviceType.fromJson(Map<String, dynamic> json) =>
      _$DeviceTypeFromJson(json);
}

@freezed
abstract class DeviceInfo with _$DeviceInfo {
  const factory DeviceInfo({
    required int id,
    required String sn,
    @_SafeDeviceTypeConverter() DeviceType? deviceType,
    @_SafeDeviceTypeConverter() DeviceType? deviceTypeInfo,
    String? macAddress,
    @Default('') String name,
    @Default('in_stock') String status,
    @Default(false) bool isOnline,
    @Default('') String firmwareVersion,
    String? lastOnlineAt,
    String? createdAt,
  }) = _DeviceInfo;

  factory DeviceInfo.fromJson(Map<String, dynamic> json) =>
      _$DeviceInfoFromJson(json);
}

@freezed
abstract class UserDevice with _$UserDevice {
  const factory UserDevice({
    required int id,
    required DeviceInfo device,
    int? spirit,
    String? spiritName,
    @Default('owner') String bindType,
    String? bindTime,
    @Default(true) bool isActive,
  }) = _UserDevice;

  factory UserDevice.fromJson(Map<String, dynamic> json) =>
      _$UserDeviceFromJson(json);
}